Enter Value & Unit
Conversion Results
Unit Reference Table
| Unit | Equivalent in Watts (W) | Description |
|---|---|---|
| kW | 1,000 | Kilowatt, common for appliances |
| MW | 1,000,000 | Megawatt, power plant scale |
| hp | 745.6999 | Mechanical horsepower, US/UK engineering |
| PS | 735.499 | Metric horsepower, Europe/Asia standard |
| BTU/h | 0.293071 | BTU per hour, HVAC cooling capacity |
| kcal/h | 1.163 | Kilocalorie per hour, boiler output |
Frequently Asked Questions
How many watts in one horsepower?
Mechanical horsepower (hp): 1 hp ≈ 745.7 Watts (W). Metric horsepower (PS): 1 PS = 735.499 Watts (W). Most car specifications use metric horsepower. For example, 100 PS ≈ 73.55 kW.
What power units does this converter support?
It supports Watts (W), Kilowatts (kW), Megawatts (MW), Mechanical Horsepower (hp), Metric Horsepower (PS), BTU/h, and kcal/h. Covers everything from appliance wattage to engine output and HVAC capacity.
How do I convert BTU/h to kilowatts?
1 BTU/h ≈ 0.000293 kW. Conversely, 1 kW ≈ 3,412.14 BTU/h. BTU/h is commonly used for air conditioner capacity ratings — e.g., 12,000 BTU/h ≈ 3.517 kW.
Is my data sent to a server?
No. All conversions happen locally in your browser. The tool works offline once loaded and your data stays private on your device.